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单词 intermittency effect
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intermittency effect
intermittency effect n. Photography the difference in the density of an emulsion when it is exposed intermittently from that resulting from a continuous exposure (the total light received being the same in both cases).
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society > leisure > the arts > visual arts > photography > action of taking photograph > technical factors > [noun] > filter factor or scale of exposure
exposure1839
time exposure1870
inertiac1886
latitude1889
factor1900
filter factor1904
inertia point1907
intermittency effect1907
Scheiner number1911
scale1920
1907 S. E. Sheppard & C. E. K. Mees Investigations Theory Photogr. Process ii. vi. 223 The intermittency effects are all in good agreement with this view, since the reverse reaction would have the greater effect, (a) the longer the pause, and (b) the more numerous the pauses, a pause being the period of no illumination.
1958 H. Baines Sci. Photogr. xiv. 172 Another phenomenon now known to be closely connected with reciprocity failure is the intermittency effect.
extracted from intermittencyn.
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